Return of excess IRA contribution made in 2017 but received in 2018 without gain being removed and not coded with a P?

[jnpatla]

Filed extension for 2018 taxes but need to know if I need to amend 2017 and how to show 1099-R on 2018.

[dmertz]

Duplicate question:

https://ttlc.intuit.com/community/retirement/discussion/excess-traditional-ira-contribution-in-2017-...